The '''American Philosophical Society''' ('''APS'''), founded in 1743 and located in Philadelphia
, is an eminent scholarly
organization of international reputation that promotes useful knowledge in the sciences and humanities through excellence in scholarly research, professional meetings, publications, library resources, and community outreach. Considered the first learned society in the United States, it has played an important role in American cultural and intellectual life for over 270 years.
Through research grants, published journals, the American Philosophical Society Museum, an extensive library, and regular meetings, the society continues to advance a variety of disciplines in the humanities
and the sciences. Philosophical Hall, now a museum, is located just east of Independence Hall
in Independence National Historical Park
; it was designated a National Historic Landmark